From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ED1311482F5 for ; Mon, 26 Aug 2024 10:23:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724667812; cv=none; b=Q8IxThC6b+6sR5HixAsQc87/I/8jXa8mxeTE7rhAVzGySxDYwgahY+moPJUGmlRPOQr9CCL6AQ+KmoDLEVNQTvfjL5WOKsenFxhjR6oaebQ4nbMj0V7ot10+hg7qep1r8B3z9Dd0jQ5SEsLUfVhW+3pooXY8ekRme3r3nKFMczA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724667812; c=relaxed/simple; bh=4ogsru94UGrdqo73v6vvwVhMLsw4LAe0jT0aOhV2kB8=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=Rv5NqZsfV7kdg8JPEs7+s2/umcMK3JFh5kO91U+sbwMu24fbuAXEtZFQciDxuqns1gBHLIdi3+CjB2MnC6l6TkCPHwiTqapnhRfLR7xAJU3Iz37joR+/5NurMvl8iRWPoUlgQgmkvuFwrO7s7mPs2HdbdDxIidRV0UMKV9LSSnc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Yv5kcvcG; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="Yv5kcvcG" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 765DCC582AC; Mon, 26 Aug 2024 10:23:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1724667811; bh=4ogsru94UGrdqo73v6vvwVhMLsw4LAe0jT0aOhV2kB8=; h=From:To:Cc:Subject:Date:Reply-to:From; b=Yv5kcvcGVgIVs7PIL5Q7zzSENWEkmvc+DNtTEIiaJHJf8zeIrCF+c02olXFPutxHR XaXovl6zlBi3pKjx9orTejnOUVC0cYDvcJbpTqe3djaiOOyzYPPM/gAnOeqo2J0GiA Xf+YFMYG7U9MOAnAfDrj0lKp1woQvk7lk+TCk5F8= From: Greg Kroah-Hartman To: linux-cve-announce@vger.kernel.org Cc: Greg Kroah-Hartman Subject: CVE-2024-43902: drm/amd/display: Add null checker before passing variables Date: Mon, 26 Aug 2024 12:17:10 +0200 Message-ID: <2024082618-CVE-2024-43902-eb6d@gregkh> X-Mailer: git-send-email 2.46.0 Precedence: bulk X-Mailing-List: linux-cve-announce@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Reply-to: , X-Developer-Signature: v=1; a=openpgp-sha256; l=2048; i=gregkh@linuxfoundation.org; h=from:subject:message-id; bh=4ogsru94UGrdqo73v6vvwVhMLsw4LAe0jT0aOhV2kB8=; b=owGbwMvMwCRo6H6F97bub03G02pJDGlnwvSv7Lo+izWm48MpE0Mb0W/5AfVsa3WW595ZWueza M6ZwG1zOmJZGASZGGTFFFm+bOM5ur/ikKKXoe1pmDmsTCBDGLg4BWAieokM86zZVxqrq7aZiXsm 7k8r+u0ifc7iB8OC2cuvx1XYc/1WsOhz7NWZuf3f5vZzAA== X-Developer-Key: i=gregkh@linuxfoundation.org; a=openpgp; fpr=F4B60CC5BF78C2214A313DCB3147D40DDB2DFB29 Content-Transfer-Encoding: 8bit Description =========== In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add null checker before passing variables Checks null pointer before passing variables to functions. This fixes 3 NULL_RETURNS issues reported by Coverity. The Linux kernel CVE team has assigned CVE-2024-43902 to this issue. Affected and fixed versions =========================== Fixed in 5.15.165 with commit d0b8b23b9c2e Fixed in 6.1.105 with commit 83c7f509ef08 Fixed in 6.6.46 with commit 4cc2a94d96ca Fixed in 6.10.5 with commit 1686675405d0 Fixed in 6.11-rc1 with commit 8092aa3ab8f7 Please see https://www.kernel.org for a full list of currently supported kernel versions by the kernel community. Unaffected versions might change over time as fixes are backported to older supported kernel versions. The official CVE entry at https://cve.org/CVERecord/?id=CVE-2024-43902 will be updated if fixes are backported, please check that for the most up to date information about this issue. Affected files ============== The file(s) affected by this issue are: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c Mitigation ========== The Linux kernel CVE team recommends that you update to the latest stable kernel version for this, and many other bugfixes. Individual changes are never tested alone, but rather are part of a larger kernel release. Cherry-picking individual commits is not recommended or supported by the Linux kernel community at all. If however, updating to the latest release is impossible, the individual changes to resolve this issue can be found at these commits: https://git.kernel.org/stable/c/d0b8b23b9c2ebec693a36fea518d8f13493ad655 https://git.kernel.org/stable/c/83c7f509ef087041604e9572938f82e18b724c9d https://git.kernel.org/stable/c/4cc2a94d96caeb3c975acdae7351c2f997c32175 https://git.kernel.org/stable/c/1686675405d07f35eae7ff3d13a530034b899df2 https://git.kernel.org/stable/c/8092aa3ab8f7b737a34b71f91492c676a843043a